.main{
    width: 100vw;
    box-sizing: border-box;
    padding: 8px 12px 40px;
}
input{
    outline: none;
  -webkit-appearance: none;
  font-size: 16px;
  border: 1px solid #ccc;
  height: 35px;
  }
.main-index{
    text-align: center;
    font-size: 0.65rem;
    margin-bottom: .25rem;
}
.main-title{
    text-align: center;
    font-size: 0.5rem;
    color: #1aad19;
    margin-bottom: .25rem;
}
.sub-title{
    font-size: 0.4rem;
    color: #333;
}
.sub-title .top{
    font-size: 0.6rem;
}
.sub-title .bottom{
    font-size: 0.28rem;
}
.formula{
    height: 2rem;
    display: block;
}
#mapbox{
    width: 100%;
    height: 100vw;
}
#mapbox2{
    width: 100%;
    height: 100vw;
    /* margin-top: 2vw; */
}
.btn-box{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.help .weui-dialog__bd p{
    text-align: left;
}

.van-field__control {
    border: 1px solid #ccc!important;
    padding: 0 20px!important;
}
